Conservatives must be conservative, but we must also recognize that conservatism is not an ideology, but a way of approaching the world, the chief virtue of which is prudence.

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Insofar as science does a far better job of rationally explaining how the world works, I think scientific prudence deserves more of a chance.

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Some economists say the risk for the rest of the world is that if investors outside America start doubting American fiscal prudence, they will be reluctant to invest in the United States, so causing global economic disruption.

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